Exposure
ID
PIONI.2024-06-21T05:57:31.544_1
Header ID
PIONI.2024-06-21T05:57:31.544
Date updated
2024-06-21 06:05:33 UTC+0000
Release date
2025-06-21 06:05:33 UTC+0000
UTC Start
2024-06-21 05:57:31.544
UTC End
2024-06-21 05:58:48.344
MJD Start
60482.2482817615
MJD End
60482.2491706504
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.002264
Ambient temperature (°C)
9.64
Seeing (arcsec)
2.1
Observation
ID
59719
Category
science
Program ID
113.26ML.001
Program Title
VLTI+CHARA SURVEY ON YSOS: IMAGING THE DUST RIM & TEMPORAL VARIABILITY OF INNER DISK ASYMMETRIES
Program Type
Normal
PI / COI
KRAUS / CODRON / MONNIER / IBRAHIM
Target
ID
44294
Name
HD_166191
RA
272.625143
DEC
-23.56694
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9900 24.9780 150.0000 150.2000
A0-D0 31.0980 31.0550 76.9000 77.1000
A0-C1 22.0310 22.0050 123.2770 123.4660
B2-D0 33.7410 33.7300 31.8000 32.0000
B2-C1 11.2400 11.2360 31.7980 31.9130
D0-C1 22.5010 22.4940 211.8610 211.9750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26ML.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60482.2482817615
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.625143
DEC -23.56694
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 76.8
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 24.99
HIERARCH ESO ISS PBL12 END 24.978
HIERARCH ESO ISS PBLA12 START 150.0
HIERARCH ESO ISS PBLA12 END 150.2
HIERARCH ESO ISS PBL13 START 31.098
HIERARCH ESO ISS PBL13 END 31.055
HIERARCH ESO ISS PBLA13 START 76.9
HIERARCH ESO ISS PBLA13 END 77.1
HIERARCH ESO ISS PBL14 START 22.031
HIERARCH ESO ISS PBL14 END 22.005
HIERARCH ESO ISS PBLA14 START 123.277
HIERARCH ESO ISS PBLA14 END 123.466
HIERARCH ESO ISS PBL23 START 33.741
HIERARCH ESO ISS PBL23 END 33.73
HIERARCH ESO ISS PBLA23 START 31.8
HIERARCH ESO ISS PBLA23 END 32.0
HIERARCH ESO ISS PBL24 START 11.24
HIERARCH ESO ISS PBL24 END 11.236
HIERARCH ESO ISS PBLA24 START 31.798
HIERARCH ESO ISS PBLA24 END 31.913
HIERARCH ESO ISS PBL34 START 22.501
HIERARCH ESO ISS PBL34 END 22.494
HIERARCH ESO ISS PBLA34 START 211.861
HIERARCH ESO ISS PBLA34 END 211.975
HIERARCH ESO ISS AMBI TAU0 START 0.002264
HIERARCH ESO ISS AMBI TAU0 END 0.002264
HIERARCH ESO ISS AMBI TEMP 9.64
HIERARCH ESO ISS AMBI FWHM START 2.1
HIERARCH ESO ISS AMBI FWHM END 2.1